5/10PCS Potentiometer Knobs Caps 15x17mm Black Aluminum Alloy Potentiometers Knob Cap 6mm for Rotary Switch Volume Control

8pcs 4mm Audio Speaker Screw Banana Gold Silver Plate Plugs Connectors Solderless Black Red Color

10/50PCS DC099 DC Power Jack Socket 5.5*2.1 5.5*2.5mm Female Panel Mount Connector Metal DC-099 11MM

Tone Board Passive Plastic High Low Voltage Amplifier Boards for DIY Speaker Volume Control

PJ-392A 391 3 4 Pole Foot 3.5mm Female Audio Socket Panel Mount Gold Plated Connector Stereo Nuts for Headphone 3.5 Mm Plug

20pcs Binding Post Female Socket Jack for 4MM Banana Plug Connectors

M3*45 4mm Banana Socket Binding Post Nut Banana Plug Red Black Sound Panel Jack Electrical Connector Terminal Q1

YTDMEN 1set TDA7297 Power Amplifier Board Parts DC 12V Pure Rear 2.0 Dual-channel 15W+15W Electronic DIY Kit

2Pcs Rotating Encoder Module High Quality Potentiometer Electronic Component 5V

4mm Banana Jack Black Red Banana Socket 1set/2 Pieces Audio Speaker Terminal DIY Connectors

Preamp Tone Board Dual Channel High Mid Bass Adjustment Dual Core NE5532 Chip Volume Tone Control

Gold Plated Pure Copper Audio Speaker Cable Connector Banana Head Plug

VU Meter Driver Board High Volume Potentiometer Control DB Driver Board for Sound Amplifier Studio Recording

161 Type Dual Channel B10K B50K B100K Amplifier Woofer Balance Potentiometer 6 Feet

Dc 12V-24V Low-Pass Filter Ne5532 Subwoofer Process Pre-Amplifier Preamp Board Sale

Audio Speaker Crossover Circuit 3 Way 900-4000Hz Frequency Divider Module Loudspeaker Filter Refit Kit

DC500uA 2-Pointer VU Meter Amplifier Board DB Sound Level Indicator Backlight

10Pcs Cement Resistor Power Resistance +5percent High Accuracy for Printed Circuit Board 20W(100R)

Digital Power Amplifier Board XHM139 TPA3116D2 2x50W+100W 2.1 Channel Power Amplifier Module 1224V

25A Single Ac-Dc Audio Amplifier Rectifier Filter Power Supply Board Bare Pcb

10Pcs High Quality 12*8.5Mm Passive Split Buzzer 1.5V 3V Ac 16 Ohm Pin Passive Buzzer Module For Diy Kit Buzzer Low Level Modules